:root{--color-primary: #34C759;--color-primary-dark: #248A3D;--color-primary-light: #EBFDF0;--color-bg: #F5F5F7;--color-surface: #FFFFFF;--color-surface-translucent: rgba(255, 255, 255, .8);--color-text: #1D1D1F;--color-text-secondary: #86868B;--color-border: #D1D1D6;--color-separator: #E5E5EA;--color-highlight: #FFF4CE;--font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 40px;--spacing-3xl: 64px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--radius-2xl: 32px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 12px 24px rgba(0, 0, 0, .12);--shadow-float: 0 20px 40px rgba(0, 0, 0, .15);--blur-md: 20px;--blur-lg: 30px;--transition-fast: .2s cubic-bezier(.25, .1, .25, 1);--transition-normal: .4s cubic-bezier(.25, .1, .25, 1)}@media(prefers-color-scheme:dark){:root{--color-primary: #30D158;--color-primary-dark: #208e3b;--color-primary-light: rgba(48, 209, 88, .15);--color-bg: #000000;--color-surface: #1C1C1E;--color-surface-translucent: rgba(28, 28, 30, .75);--color-text: #F5F5F7;--color-text-secondary: #86868B;--color-border: #38383A;--color-separator: #2C2C2E;--color-highlight: rgba(255, 214, 10, .2);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2);--shadow-md: 0 4px 12px rgba(0, 0, 0, .3);--shadow-lg: 0 12px 24px rgba(0, 0, 0, .4)}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-height:100vh;background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-family);line-height:1.5;font-size:15px}#root{min-height:100vh;display:flex;flex-direction:column}.glass{background:var(--color-surface-translucent);backdrop-filter:blur(var(--blur-md));-webkit-backdrop-filter:blur(var(--blur-md));border:1px solid rgba(255,255,255,.1)}@media(prefers-color-scheme:light){.glass{border:1px solid rgba(0,0,0,.05)}}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#8080804d;border-radius:var(--radius-full);border:2px solid transparent;background-clip:content-box}::-webkit-scrollbar-thumb:hover{background-color:#80808080}button,input{font-family:inherit}.landing{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-lg);position:relative;overflow:hidden;background:radial-gradient(circle at 50% 0%,rgba(52,199,89,.15),transparent 60%),radial-gradient(circle at 80% 80%,rgba(0,122,255,.1),transparent 50%),var(--color-bg)}.landing__container{width:100%;max-width:720px;text-align:center;z-index:1;animation:fadeIn .8s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.landing__hero{margin-bottom:var(--spacing-3xl)}.landing__logo{margin-bottom:var(--spacing-lg);display:inline-block;padding:20px;background:var(--color-surface);border-radius:28px;box-shadow:var(--shadow-lg)}@media(prefers-color-scheme:dark){.landing__logo{background:#2c2c2e}}.landing__title{font-size:56px;font-weight:700;letter-spacing:-.015em;color:var(--color-text);margin-bottom:var(--spacing-xs);background:linear-gradient(135deg,var(--color-text) 0%,var(--color-text-secondary) 150%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.landing__subtitle{font-size:24px;font-weight:500;color:var(--color-text-secondary)}.landing__features{display:flex;justify-content:center;gap:var(--spacing-lg);margin-bottom:48px;flex-wrap:wrap}.landing__feature{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-md) var(--spacing-lg);background:var(--color-surface-translucent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);border:1px solid rgba(0,0,0,.05)}@media(prefers-color-scheme:dark){.landing__feature{border:1px solid rgba(255,255,255,.05)}}.landing__feature-icon{font-size:24px;margin-bottom:4px}.landing__feature-text strong{font-size:15px;font-weight:600;display:block}.landing__feature-text span{font-size:13px;color:var(--color-text-secondary)}.landing__upload{padding:60px 40px;background:var(--color-surface);border-radius:var(--radius-2xl);box-shadow:var(--shadow-float);transition:transform var(--transition-normal),box-shadow var(--transition-normal);cursor:pointer;margin-bottom:48px;border:1px solid transparent;position:relative;overflow:hidden}@media(prefers-color-scheme:dark){.landing__upload{background:#1c1c1e;box-shadow:0 20px 40px #0006}}.landing__upload:hover{transform:translateY(-4px);box-shadow:0 30px 60px #0000001f}@media(prefers-color-scheme:dark){.landing__upload:hover{box-shadow:0 30px 60px #00000080}}.landing__upload--dragging{border-color:var(--color-primary)!important;background:#34c7590d;box-shadow:0 0 0 4px #34c75933,var(--shadow-float);transform:scale(1.02)}@media(prefers-color-scheme:dark){.landing__upload--dragging{background:#30d1581a;box-shadow:0 0 0 4px #30d1584d,var(--shadow-float)}}.landing__upload-icon{font-size:64px;margin-bottom:var(--spacing-lg);filter:drop-shadow(0 10px 10px rgba(0,0,0,.1))}.landing__upload-text{font-size:20px;font-weight:500;color:var(--color-text-secondary);margin-bottom:var(--spacing-sm)}.landing__upload-or{display:flex;align-items:center;justify-content:center;width:100%;max-width:200px;margin:20px auto;color:var(--color-text-secondary);font-size:13px;opacity:.6}.landing__upload-or:before,.landing__upload-or:after{content:"";flex:1;height:1px;background:var(--color-separator);margin:0 12px}.landing__upload-button{display:inline-flex;align-items:center;justify-content:center;padding:12px 32px;background:var(--color-primary);color:#fff;font-size:17px;font-weight:600;border-radius:var(--radius-full);cursor:pointer;transition:transform .1s,opacity .2s;box-shadow:0 4px 12px #34c7594d}.landing__upload-button:hover{opacity:.9}.landing__upload-button:active{transform:scale(.98)}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.landing__instructions{background:transparent;text-align:center;max-width:480px;margin:0 auto 40px}.landing__instructions-title{font-size:17px;font-weight:600;margin-bottom:var(--spacing-md);color:var(--color-text)}.landing__instructions-list{list-style:none;padding:0;counter-reset:steps;display:flex;flex-direction:column;gap:12px}.landing__instructions-list li{font-size:14px;color:var(--color-text-secondary);display:flex;align-items:center;gap:10px;text-align:left;background:var(--color-surface);padding:10px 16px;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}@media(prefers-color-scheme:dark){.landing__instructions-list li{background:#2c2c2e}}.landing__instructions-list li:before{counter-increment:steps;content:counter(steps);background:var(--color-separator);color:var(--color-text);width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex-shrink:0}.landing__footer{font-size:13px;color:var(--color-text-secondary);padding-bottom:20px}.message-item{display:flex;padding:8px 16px;border-bottom:none;align-items:flex-start;transition:background .1s}.message-item:hover{background:#00000005}@media(prefers-color-scheme:dark){.message-item:hover{background:#ffffff05}}.message-item--system{justify-content:center;padding:12px}.message-item--system .message-item__system-content{background:#0000000d;padding:4px 12px;border-radius:12px;font-size:12px;color:var(--color-text-secondary)}@media(prefers-color-scheme:dark){.message-item--system .message-item__system-content{background:#ffffff1a}}.message-item--highlighted{background:var(--color-highlight)!important;animation:pulse 2s}@keyframes pulse{0%{background:#ffd60a66}to{background:transparent}}.message-item__container{display:flex;flex-direction:column;gap:2px;width:100%;max-width:85%}.message-item__bubble-row{display:flex;align-items:flex-end;gap:6px}.message-item__author{font-size:12px;color:var(--color-text-secondary);font-weight:500;margin-left:2px}.message-item__bubble{padding:8px 12px;background:var(--color-surface);border-radius:4px 18px 18px;box-shadow:0 1px 2px #0000000d;font-size:15px;line-height:1.5;color:var(--color-text);word-break:break-word;white-space:pre-wrap}@media(prefers-color-scheme:dark){.message-item__bubble{background:#2c2c2e}}.message-item__time{font-size:10px;color:var(--color-text-secondary);white-space:nowrap;margin-bottom:2px;flex-shrink:0}color: var(--color-primary); font-style: normal !important; font-weight: 500; } .message-item__date-separator{display:flex;justify-content:center;padding:12px 0;pointer-events:none}.message-item__date-separator span{background:#0000000d;color:var(--color-text-secondary);font-size:12px;padding:4px 12px;border-radius:12px;font-weight:500}@media(prefers-color-scheme:dark){.message-item__date-separator span{background:#ffffff1a}}.message-item--grouped{padding-top:2px;padding-bottom:2px}.message-item--grouped .message-item__bubble{border-top-left-radius:18px}.message-list{flex:1;height:100%;background:transparent;width:100%;position:relative}.message-list__sticky-date{position:absolute;top:10px;left:50%;transform:translate(-50%);z-index:10;color:var(--color-text-secondary);background:#ffffffd9;padding:4px 12px;border-radius:12px;font-size:13px;font-weight:500;box-shadow:0 2px 8px #0000001a;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);pointer-events:none;transition:all .2s ease}@media(prefers-color-scheme:dark){.message-list__sticky-date{background:#1e1e1ecc;color:#ddd;box-shadow:0 2px 8px #0000004d}}.message-list__empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:50%;color:var(--color-text-secondary);font-size:16px;gap:12px}.message-list__empty:before{content:"💬";font-size:48px;opacity:.5}.search-bar{display:flex;flex-direction:column;gap:8px}.search-bar__input-wrapper{position:relative;display:flex;align-items:center}.search-bar__icon{position:absolute;left:8px;top:50%;transform:translateY(-50%);color:var(--color-text-secondary);pointer-events:none;display:flex;opacity:.6}.search-bar__input{width:100%;padding:7px 10px 7px 28px;font-size:13px;border:none;border-radius:10px;background:#7676801f;color:var(--color-text);transition:all .2s}@media(prefers-color-scheme:dark){.search-bar__input{background:#7676803d}}.search-bar__input:focus{outline:none;background:#7676801f;box-shadow:0 0 0 2px var(--color-primary)}@media(prefers-color-scheme:dark){.search-bar__input:focus{background:#7676803d}}.search-bar__clear{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:16px;height:16px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;padding:0;color:var(--color-text-secondary);cursor:pointer;opacity:.6;transition:opacity .2s}.search-bar__clear:hover{opacity:1;color:var(--color-text)}.search-bar__result{font-size:12px;color:var(--color-text-secondary);text-align:right;padding-right:4px}.search-bar__result strong{color:var(--color-text);font-weight:600}.speaker-filter{display:flex;flex-direction:column;gap:12px;background:transparent;padding:0;border:none;flex:1;min-height:0}.speaker-filter__title{font-size:13px;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em;padding-left:8px;margin-bottom:4px}.speaker-filter__search-wrapper{margin-bottom:0}.speaker-filter__search{width:100%;padding:8px 12px;font-size:13px;border:none;border-radius:8px;background:#0000000d;color:var(--color-text);transition:background .2s,box-shadow .2s}@media(prefers-color-scheme:dark){.speaker-filter__search{background:#ffffff1a}}.speaker-filter__search:focus{outline:none;background:#00000014;box-shadow:0 0 0 2px var(--color-primary-light)}@media(prefers-color-scheme:dark){.speaker-filter__search:focus{background:#ffffff26}}.speaker-filter__list{display:flex;flex-direction:column;gap:2px;overflow-y:auto;flex:1;background:var(--color-surface);border-radius:12px;padding:4px}@media(prefers-color-scheme:dark){.speaker-filter__list{background:#ffffff0d}}.speaker-filter__item{display:flex;align-items:center;gap:10px;cursor:pointer;padding:8px 10px;border-radius:8px;transition:background .1s}.speaker-filter__item:hover{background:var(--color-primary-light)}@media(prefers-color-scheme:dark){.speaker-filter__item:hover{background:#30d15833}}.speaker-filter__checkbox{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border:1.5px solid var(--color-text-secondary);border-radius:4px;position:relative;transition:all .2s;flex-shrink:0}.speaker-filter__checkbox:checked{background-color:var(--color-primary);border-color:var(--color-primary)}.speaker-filter__checkbox:checked:after{content:"";position:absolute;top:45%;left:50%;width:5px;height:9px;border:solid white;border-width:0 2px 2px 0;transform:translate(-50%,-60%) rotate(45deg)}.speaker-filter__label{font-size:14px;color:var(--color-text);font-weight:500}.speaker-filter__reset{margin-top:4px;align-self:flex-end;padding:4px 10px;font-size:13px;color:var(--color-text-secondary);background:transparent;border:none;cursor:pointer}.speaker-filter__reset:hover{color:var(--color-primary)}.date-range-picker{display:flex;flex-direction:column;gap:var(--spacing-sm);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-md)}@media(prefers-color-scheme:dark){.date-range-picker{background:var(--color-surface-dark);border-color:var(--color-border-dark)}}.date-range-picker__header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xs)}.date-range-picker__title{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-secondary)}@media(prefers-color-scheme:dark){.date-range-picker__title{color:var(--color-text-secondary-dark)}}.date-range-picker__reset{font-size:var(--font-size-xs);color:var(--color-primary);background:none;border:none;cursor:pointer;padding:0}.date-range-picker__reset:hover{text-decoration:underline}.date-range-picker__presets{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:var(--spacing-sm)}.date-range-picker__preset-btn{font-size:13px;padding:6px 12px;background:#7676801f;border:none;border-radius:14px;color:var(--color-text);font-weight:500;cursor:pointer;transition:all .2s}.date-range-picker__preset-btn:hover{background:#7676803d;background:var(--color-primary);color:#fff}@media(prefers-color-scheme:dark){.date-range-picker__preset-btn{background:#7676803d;color:var(--color-text-dark)}.date-range-picker__preset-btn:hover{background:var(--color-primary);color:#fff}}.date-range-picker__inputs{display:flex;gap:var(--spacing-md)}.date-range-picker__field{flex:1;display:flex;flex-direction:column;gap:var(--spacing-xs)}.date-range-picker__label{font-size:var(--font-size-xs);color:var(--color-text-secondary)}@media(prefers-color-scheme:dark){.date-range-picker__label{color:var(--color-text-secondary-dark)}}.date-range-picker__input{width:100%;padding:var(--spacing-sm);font-size:var(--font-size-sm);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);font-family:inherit}@media(prefers-color-scheme:dark){.date-range-picker__input{background:var(--color-bg-dark);border-color:var(--color-border-dark);color:var(--color-text-dark);color-scheme:dark}}.date-range-picker__input:focus{outline:2px solid var(--color-primary);border-color:transparent}.app{display:flex;height:100vh;background:var(--color-bg);overflow:hidden}.app__sidebar{background:var(--color-surface-translucent);backdrop-filter:blur(25px);-webkit-backdrop-filter:blur(25px);display:flex;flex-direction:column;z-index:10;box-shadow:0 0 20px #00000005;flex-shrink:0}@media(prefers-color-scheme:dark){.app__sidebar{background:#2c2c2ed9}}.app__sidebar-header{padding:16px 20px;display:flex;align-items:center;gap:20px;min-height:60px}.app__icon-button{background:transparent;border:none;border-radius:6px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--color-primary);transition:background .2s}.app__icon-button:hover{background:#0000000d}@media(prefers-color-scheme:dark){.app__icon-button:hover{background:#ffffff1a}}.app__home-button{font-size:1.2rem}.app__sidebar-title-wrapper{overflow:hidden;display:flex;flex-direction:column;justify-content:center;min-width:0;flex:1}.app__group-name{font-size:15px;font-weight:600;color:var(--color-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.2}.app__meta{font-size:12px;color:var(--color-text-secondary);line-height:1.2;margin-top:4px}.app__filters{flex:1;padding:0 16px 16px;display:flex;flex-direction:column;gap:16px;overflow:hidden}.app__filter-scroller{flex:1;overflow-y:auto;padding-right:4px;display:flex;flex-direction:column;gap:16px}.app__resizer{width:1px;background:var(--color-separator);cursor:col-resize;position:relative;z-index:20;transition:background .2s;flex-shrink:0}.app__resizer:after{content:"";position:absolute;top:0;bottom:0;left:-4px;right:-4px;cursor:col-resize}.app__resizer:hover,.app__resizer--active{background:var(--color-primary);width:2px}@media(prefers-color-scheme:dark){.app__resizer{background:#111}.app__resizer:hover,.app__resizer--active{background:var(--color-primary)}}.app__main{flex:1;position:relative;display:flex;flex-direction:column;background:var(--color-bg);min-width:0}@media(prefers-color-scheme:light){.app__main{background:#fff}}.app__loading-overlay{position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--color-primary),transparent);animation:loading-scan 1s infinite linear;z-index:100}.app__sidebar-loading{padding:16px 20px;display:flex;flex-direction:column;gap:8px;background:var(--color-primary-light);border-radius:var(--radius-md);margin:0 16px}.app__sidebar-progress{height:6px;background:#0000001a;border-radius:var(--radius-full);overflow:hidden}@media(prefers-color-scheme:dark){.app__sidebar-progress{background:#ffffff1a}}.app__sidebar-progress-fill{height:100%;background:var(--color-primary);border-radius:var(--radius-full);transition:width .2s ease-out}.app__sidebar-loading-text{font-size:13px;color:var(--color-text-secondary);text-align:center}@keyframes loading-scan{0%{transform:translate(-100%)}to{transform:translate(100%)}}@media(max-width:768px){.app{flex-direction:column}.app__sidebar{width:100%!important;height:auto;max-height:40vh;border-right:none;border-bottom:1px solid var(--color-separator)}.app__resizer{display:none}.app__main{flex:1}}